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  • The metallic liquid before your eyes is known as Ferrofluid. Ferrofluid is a magnetic oil

  • that is attracted to strong magnets. At this exhibit, when we turn the crank, we move the

  • magnets and it causes the Ferrofluid to change shape. Ferrofluid is made of tiny specks of

  • iron oxide, oil, and surfactant. The surfactant is a soapy film used to bind the oil and iron

  • oxide. Without it, the magnets will pull the iron oxide out of the oil. So when we move

  • the magnets a combination of magnetism, gravity, and surface tension, creates the marvelous

  • shapes of the Ferrofluid. Ferrofluid is more than beauty, it has applications in aerospace,

  • automotive and electronics. My name is Maria, thanks for watching our video about Ferrofluid.

  • If you would like to see more science videos, subscribe to our channel. Thanks for watching

  • Explainer TV.

The metallic liquid before your eyes is known as Ferrofluid. Ferrofluid is a magnetic oil

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鉄流体とは? (What is Ferrofluid?)

  • 80 3
    richardwang に公開 2021 年 01 月 14 日
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